123675677500 has 60 divisors (see below), whose sum is σ = 270843621048. Its totient is φ = 49399000000.

The previous prime is 123675677483. The next prime is 123675677509. The reversal of 123675677500 is 5776576321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123675677509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1717215 + ... + 1787785.

Almost surely, 2^123675677500 is an apocalyptic number.

123675677500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123675677500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135421810524).

123675677500 is an abundant number, since it is smaller than the sum of its proper divisors (147167943548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123675677500 is an equidigital number, since it uses as much as digits as its factorization.

123675677500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71296 (or 71279 counting only the distinct ones).

The product of its (nonzero) digits is 1852200, while the sum is 49.

The spelling of 123675677500 in words is "one hundred twenty-three billion, six hundred seventy-five million, six hundred seventy-seven thousand, five hundred".